Given the task definition and input, reply with output. In this task, you're given a question, a context passage, and four options which are terms from the passage. After reading a passage, you will get a brief understanding of the terms. Your job is to determine by searching and reading further information of which term you can answer the question. Indicate your choice as 'a', 'b', 'c', or 'd'. If you think more than one option is plausible, choose the more probable option to help you answer the question.

Question: Who hosted Top Chef? Passage:Top Chef: Just Desserts is an American reality competition show, spun off from Top Chef. It premiered on the cable television network Bravo on September 15, 2010. Top Chef: Just Desserts features pastry chefs competing in a series of culinary challenges, focusing on pastries and desserts. The show is produced by Magical Elves Productions, the same company that created Top Chef and Project Runway, and distributed by Bravo and Tiger Aspect USA. It is hosted by Gail Simmons, with head judge Johnny Iuzzini, head pastry chef at Jean-Georges. Other judges include Hubert Keller, owner of restaurant Fleur de Lys and a Top Chef Masters finalist, and Dannielle Kyrillos, "an entertaining expert and editor-at-large of DailyCandy".
 Links: a. Top Chef b. Hubert Keller c. Gail Simmons d. Fleur de Lys (restaurant)

a